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222-9+11+12:2*14+14 = ? ( )

Toán Lớp 5: 2 -(1/2 + 5/6) điền kết quả + giải thích

Toán Lớp 5: 2 -(1/2 + 5/6)
điền kết quả + giải thích

Comments ( 2 )

  1. 2 – ( 1/2 + 5/6 )
    = 2 – ( 3/6 + 5/6 )
    = 2 – 4/3
    = 6/3 – 4/3
    = 2/3

  2. 2 – (1/2 +5/6)
    = 2 – (3/6 +5/6)
    = 2 – 8/6
    = 12/6 – 8/6
    = 4/6
    = 2/3

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222-9+11+12:2*14+14 = ? ( )

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